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Question 2 (9 marks) The slogan of Diet Coke, a product line of Coca-Cola, is “No...

Question 2 (9 marks) The slogan of Diet Coke, a product line of Coca-Cola, is “No Sugar, No Calories”. To test if there are any sugar contents, 25 cans of Diet Coke were tested. The content of each can was brought to boil until all liquid had evaporated. The residual (which was mainly sugar) was then weighed, with the resulting value (in grams) recorded in the file CokeQ2.csv.

sugar
0.093
0.089
0.088
0.094
0.093
0.083
0.1
0.102
0.09
0.086
0.093
0.083
0.08
0.087
0.095
0.073
0.074
0.09
0.076
0.094
0.098
0.092
0.096
0.08
0.081

(g) State and check all the assumptions for the hypothesis test you have used. [3 marks]

math   Statistics-And-Probability   
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Answer #1

Assumptions for t test: (1)The scale of measuements used should be continuous or ordinal (2)The scmple should be smple and random (3)The data results a bell shaped (normal) distribution (4)The sample size is reasonably l arge (5)Homogeneity of variance Verification: 1The scale of measw ements used is ordinal (2)The sample is simple and random (3)Assume bell shaped(normal) distribution 4 )here n 25 is reasonably large (5)Variance approximately equal

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